Technical specifications:
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			 Hardness units:  | 
			
			 HL (Leeb), HB (Brinell), HRB (Rockwell B), HRC (Rockwell C), HV (Vickers), HS (Shore D)  | 
		
| 
			 Measuring range:  | 
			
			 170 - 960 HLD  | 
		
| 
			 Measuring direction:  | 
			
			 360°  | 
		
| 
			 Standard impact device:  | 
			
			 D  | 
		
| 
			 Memory size:  | 
			
			 48-600 groups (relative to number of impact impact times 1-32)  | 
		
| 
			 Statistics:  | 
			
			 Number of group, date, average value, impact device, impact times, material, measured values  | 
		
| 
			 Setting of limits:  | 
			
			 Acoustic signal by overstepping preset min. und max. limits  | 
		
| 
			 Minimum weight of sample:  | 
			
			 > 5kg solid material; 2-5kg on stable surface; < 2kg with coupling paste on stable surface  | 
		
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			 Memory function:  | 
			
			 Manually or automatically  | 
		
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			 Data transfer:  | 
			
			 Cable (both USB and RS232-connection) und software  | 
		
| 
			 Languages device and manual:  | 
			
			 English  | 
		
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			 Display:  | 
			
			 128 × 64 Dot-Matrix-LCD  | 
		
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			 Backlight :  | 
			
			 ON / OFF key  | 
		
| 
			 Battery capacity:  | 
			
			 100 hours (without backlight)  | 
		
| 
			 Auto Power Off :  | 
			
			 After 5 minutes  | 
		
| 
			 Power supply :  | 
			
			 2 x 1,5 Volt-AA-batteries  | 
		
| 
			 Relative humidity:  | 
			
			 ≤ 90%  | 
		
| 
			 Working temperature:  | 
			
			 -10°C to +40°C  | 
		
| 
			 Weight :  | 
			
			 380 g (with batteries)  | 
		
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			 Size :  | 
			
			 125 x 67 x 30mm  |